@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap");

/* ===========================================
   Base Styles & Variables
   =========================================== */
:root {
  --bg-color: #1f242d;
  --second-bg-color: #323946;
  --text-color: #fff;
  --main-color: #0ef;
  --transition: 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  border: none;
  outline: none;
  scroll-behavior: smooth;
  font-family: "Poppins", sans-serif;
}

html {
  font-size: 62.5%; /* 10px */
}

html,
body {
  position: relative;
  background: var(--bg-color);
  color: var(--text-color);
  overflow-x: hidden;
}

/* ===========================================
   Reusable Components
   =========================================== */
.btn {
  display: inline-block;
  padding: 1rem 2.8rem;
  background: var(--main-color);
  border-radius: 4rem;
  box-shadow: 0 0 1rem var(--main-color);
  font-size: 1.6rem;
  color: var(--second-bg-color);
  letter-spacing: 0.1rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn:hover {
  box-shadow: none;
}

.heading {
  text-align: center;
  font-size: 4.5rem;
}

.section-subtitle {
  text-align: center;
  font-size: 1.6rem;
  max-width: 70rem;
  margin: 0 auto 3rem auto;
}

span {
  color: var(--main-color);
}

section {
  padding: 10rem 9%; 
}

/* ===========================================
   Header
   =========================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem 9%;
  background: var(--bg-color);
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header.sticky {
  border-bottom: 0.1rem solid rgba(0, 0, 0, 0.2);
}

.logo {
  font-size: 2.5rem;
  color: var(--text-color);
  font-weight: 600;
  cursor: default;
}

.navbar a {
  font-size: 1.7rem;
  color: var(--text-color);
  margin-left: 4rem;
  transition: var(--transition);
}

.navbar a:hover,
.navbar a.active {
  color: var(--main-color);
}

#menu-icon {
  font-size: 3.6rem;
  color: var(--text-color);
  display: none;
}

/* ===========================================
   Home Section
   =========================================== */
.home {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh; 
}

.home-img img {
  width: 35vw;
  animation: floatImage 4s ease-in-out infinite;
}

@keyframes floatImage {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-2.4rem);
  }
  100% {
    transform: translateY(0);
  }
}

.home-content {
  max-width: 60rem;
}

.home-content h3 {
  font-size: 3.2rem;
  font-weight: 700;
}

.home-content h3:nth-of-type(2) {
  margin-bottom: 2rem;
}

.home-content h1 {
  font-size: 5.6rem;
  font-weight: 700;
  line-height: 1.3;
}

.home-content .home-intro {
  font-size: 1.6rem;
  max-width: 55rem;
  margin: 1.5rem 0 2.5rem 0;
}

.social-media a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: transparent;
  border: 0.2rem solid var(--main-color);
  border-radius: 50%;
  color: var(--main-color);
  margin: 3rem 1.5rem 3rem 0;
  transition: 0.5s ease;
  width: 3.6rem; 
  height: 3.6rem; 
  font-size: 1.8rem; 
}

.social-media a:hover {
  background: var(--main-color);
  color: var(--second-bg-color);
  box-shadow: 0 0 1rem var(--main-color);
}

/* ===========================================
   About Section
   =========================================== */
.about {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  background: var(--second-bg-color);
}

.about-img img {
  width: 35vw;
}

.about-content {
  max-width: 70rem;
}

.about-content h2 {
  text-align: left;
}

.about-content h3 {
  font-size: 2.6rem;
}

.about-content p {
  font-size: 1.6rem;
  margin: 2rem 0 3rem;
}

.about-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 3rem;
}

.stat-box {
  min-width: 15rem;
  padding: 1.5rem;
  text-align: center;
  background: var(--bg-color);
  border-radius: 1rem;
  border: 1px solid var(--main-color);
}

.stat-box h3 {
  font-size: 3rem;
  color: var(--main-color);
}

.stat-box p {
  font-size: 1.4rem;
  margin: 0;
}

/* ===========================================
   Services Section
   =========================================== */
.services {
  background: var(--bg-color);
}

.services-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4 columns for desktop */
  gap: 2.5rem;
}

.services-box {
  background: var(--second-bg-color);
  padding: 3rem 2rem;
  border-radius: 2rem;
  transition: 0.5s ease;
  display: flex;
  flex-direction: column;
  text-align: center;
  border: .2rem solid var(--main-color);
}

.services-box:hover {
  transform: scale(1.02);
  background: var(--bg-color); 
  box-shadow: 0 0 1rem var(--main-color);
}

.services-box .bx {
  font-size: 5rem;
  color: var(--main-color);
  margin-bottom: 1rem;
}

.services-box h3 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.services-box ul {
  list-style: none;
  text-align: left;
  margin-top: 1rem;
}

.services-box li {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  position: relative;
  padding-left: 2rem;
}

.services-box li::before {
  content: "\2713"; /* Checkmark */
  position: absolute;
  left: 0;
  color: var(--main-color);
  font-weight: bold;
}

/* ===========================================
   Portfolio Section
   =========================================== */
.portfolio {
  background: var(--second-bg-color);
}

.portfolio-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.portfolio-box {
  position: relative;
  border-radius: 2rem;
  box-shadow: 0 0 1rem var(--bg-color);
  overflow: hidden;
  background: var(--bg-color);
  padding: 0; 
  display: flex;
  flex-direction: column;
  border: .2rem solid var(--main-color);
}

.portfolio-img-container {
    width: 100%;
    aspect-ratio: 16 / 9;
    position: relative;
    overflow: hidden;
    border-bottom: .2rem solid var(--main-color);
}

.portfolio-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    border-radius: 0;
    margin-bottom: 0;
}

.portfolio-img-container img.active {
    opacity: 1;
}

.portfolio-box img {
  width: 100%;
  aspect-ratio: 16 / 9; 
  object-fit: cover; 
  border-radius: 0; 
  margin-bottom: 0;
  display: block; 
  border-bottom: .2rem solid var(--main-color); 
}

.portfolio-content {
  padding: 2rem; 
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-box h4 {
  font-size: 2.2rem;
}

.portfolio-box p {
  font-size: 1.4rem;
  margin: 1rem 0 2rem;
  flex-grow: 1;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.portfolio-tags span {
  font-size: 1.2rem;
  background: var(--second-bg-color);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  color: var(--text-color);
}

.portfolio-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.portfolio-links .btn-code,
.portfolio-links .btn-demo {
  padding: 0.8rem 1.5rem;
  font-size: 1.4rem;
  border-radius: 1rem;
  text-align: center;
  transition: var(--transition);
}

.portfolio-links .btn-code {
  background: transparent;
  border: 2px solid var(--main-color);
  color: var(--main-color);
}

.portfolio-links .btn-demo {
  background: var(--main-color);
  color: var(--second-bg-color);
}

.portfolio-links .btn-code:hover {
  background: var(--main-color);
  color: var(--second-bg-color);
}

.portfolio-links .btn-demo:hover {
  background: transparent;
  border: 2px solid var(--main-color);
  color: var(--main-color);
}

.explore-more-container {
  text-align: center;
  margin-top: 4rem;
}

.explore-more-btn {
  font-size: 1.8rem;
  color: var(--main-color);
  border: 2px solid var(--main-color);
  padding: 1rem 2.5rem;
  border-radius: 1rem;
  transition: var(--transition);
}

.explore-more-btn:hover {
  background: var(--main-color);
  color: var(--second-bg-color);
  box-shadow: 0 0 1rem var(--main-color);
}

/* ===========================================
   Contact Section
   =========================================== */
.contact {
  background: var(--bg-color);
}

.contact-container {
  max-width: 70rem;
  margin: 0 auto;
  border: .2rem solid var(--main-color);
  padding: 3rem;
  border-radius: 2rem;
  background: var(--second-bg-color);
  box-shadow: 0 0 1rem var(--main-color);
}

.contact-info {
  text-align: center;
  margin-bottom: 2rem;
}

.contact-info p {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.email-link {
  font-size: 1.8rem;
  color: var(--main-color);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  word-break: break-all; 
}

.email-link:hover {
  text-decoration: underline;
}

.contact form {
  margin: 1rem auto;
  text-align: center;
  margin-bottom: 1rem;
}

.contact form .input-box {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.contact form .input-box input,
.contact form textarea {
  width: 100%;
  padding: 1.5rem;
  font-size: 1.6rem;
  color: var(--text-color);
  background: var(--bg-color);
  border-radius: 0.8rem;
  margin: 0.7rem 0;
}

.contact form .input-box input {
  width: 49%;
}

.contact form textarea {
  resize: none;
}

.contact form .btn {
  margin-top: 2rem;
  cursor: pointer;
}

.form-message {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 1.6rem;
  font-weight: 600;
}

.form-message.success {
  color: #00ff00; /* Green */
}

.form-message.error {
  color: #ff4d4d; /* Red */
}

/* ===========================================
   Footer
   =========================================== */
.footer {
  padding: 3rem 9% 3rem;
  background: var(--second-bg-color);
  color: #fff;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
  margin-bottom: 2rem;
}

.footer-about h3,
.footer-links h3,
.footer-connect h3 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
  color: var(--main-color);
}

.footer-about p {
  font-size: 1.4rem;
  line-height: 1.6;
}

.footer-branding {
  display: flex;
  align-items: center; 
  gap: 1.5rem;         
  margin-bottom: 1.5rem;
}

.footer-branding img {
  width: 5rem;       
  height: 5rem;       
  border-radius: 50%; 
  object-fit: cover;  
  border: 0.2rem solid var(--main-color); 
}

.footer-branding h3 {
  margin-bottom: 0;   
  font-size: 2.2rem;
  color: var(--main-color);
  white-space: nowrap; 
}

.footer-links ul {
  list-style: none;
}

.footer-links ul li {
  margin-bottom: 1rem;
}

.footer-links ul li a {
  font-size: 1.5rem;
  color: #fff;
  transition: color 0.3s;
}

.footer-links ul li a:hover {
  color: var(--main-color);
}

.footer-social a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 4rem;
  height: 4rem;
  background: transparent;
  border: 0.2rem solid var(--main-color);
  border-radius: 50%;
  font-size: 2rem;
  color: var(--main-color);
  margin-right: 1rem;
  transition: 0.5s ease;
}

.footer-social a:hover {
  background: var(--main-color);
  color: var(--second-bg-color);
  box-shadow: 0 0 1rem var(--main-color);
}

.footer-bottom {
  border-top: 1px solid #ffffff30;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 1.4rem;
}

.footer-iconTop a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 0.8rem;
  background: var(--main-color);
  border-radius: 0.8rem;
  transition: 0.5s ease;
}

.footer-iconTop a:hover {
  box-shadow: 0 0 1rem var(--main-color);
}

.footer-iconTop a i {
  font-size: 2.4rem;
  color: var(--second-bg-color);
}

/* ===========================================
   INDIVIDUAL PROJECT PAGE STYLES
   (Moved from internal CSS to here)
   =========================================== */
.project-details {
    padding: 15rem 9% 5rem; 
    min-height: 100vh;
}

.project-header {
    margin-bottom: 4rem;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.6rem;
    color: var(--main-color);
    margin-bottom: 2rem;
    cursor: pointer;
    transition: .3s;
}

.back-btn:hover {
    color: var(--text-color);
}

.project-meta {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.project-meta span {
    font-size: 1.4rem;
    background: var(--second-bg-color);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    color: var(--text-color);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 ratio */
    height: 0;
    overflow: hidden;
    border-radius: 1.5rem;
    border: .2rem solid var(--main-color);
    margin-bottom: 4rem;
    background: #000;
}

.video-wrapper iframe, 
.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.project-content p {
    font-size: 1.6rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    text-align: justify;
}

.project-content h2 {
    font-size: 2.4rem;
    margin: 3rem 0 1.5rem;
    color: var(--main-color);
}

.feature-list li {
    margin-bottom: 1.2rem;
    list-style: none;
    font-size: 1.6rem;
}

.feature-list li i {
    color: var(--main-color);
    margin-right: 1rem;
    font-size: 2rem;
    vertical-align: middle;
}

/* REPORT STYLES */
.report-section {
    background: var(--second-bg-color);
    padding: 4rem;
    border-radius: 1.5rem;
    margin-top: 5rem;
    border: .2rem solid var(--main-color);
    box-shadow: 0 0 1.5rem rgba(0,0,0,0.5);
}

.report-title {
    font-size: 3.2rem;
    color: var(--main-color);
    text-align: center;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.report-meta {
    text-align: center; 
    font-style: italic; 
    margin-bottom: 4rem; 
    font-size: 1.4rem;
    color: #aaa;
    border-bottom: 1px solid #555;
    padding-bottom: 2rem;
}

.report-subtitle {
    font-size: 2.4rem;
    color: var(--text-color);
    margin-top: 4rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    border-left: 5px solid var(--main-color);
    padding-left: 1.5rem;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.kpi-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    border: 1px solid #444;
    transition: 0.3s;
}

.kpi-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #ddd;
}

.kpi-card span {
    font-size: 2rem;
    font-weight: bold;
    color: var(--main-color);
}

.table-container {
    overflow-x: auto; 
    margin: 2rem 0;
    border-radius: 1rem;
    border: 1px solid #444;
}

.model-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px; 
    font-size: 1.5rem;
}

.model-table th, .model-table td {
    padding: 1.5rem;
    border: 1px solid #444;
    text-align: center;
}

.model-table th {
    background: var(--main-color);
    color: var(--second-bg-color);
    font-weight: 700;
}

.model-table tr:nth-child(even) {
    background-color: #2b303b;
}

.recommendation-box {
    background: var(--bg-color);
    padding: 2.5rem;
    border-radius: 1rem;
    border-left: .8rem solid var(--main-color);
    margin-bottom: 2.5rem;
}

.recommendation-box h4 {
    font-size: 2rem; 
    color: var(--main-color);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.recommendation-metric {
    margin-top: 1.5rem;
    font-weight: bold;
    color: var(--main-color);
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 0.5rem;
    display: block;
    font-size: 1.6rem;
    border: 1px solid var(--main-color);
}